Location History:
- LaCrescenta, CA (US) (1987 - 1994)
- La Cresenta, CA (US) (1994)
Company Filing History:
9 out of 2,546 
2 out of 4,547 
Years Active: 1987-1994
Title: Innovations of Inventor Li-Jen Cheng Cheng
Introduction
Li-Jen Cheng Cheng is an accomplished inventor based in La Crescenta, California, with a remarkable portfolio of 11 patents. His work primarily focuses on advanced optical technologies that have significant applications in motion detection and high-speed data communication. Cheng's inventions reflect a commitment to addressing complex challenges in these fields.
Latest Patents
Among Cheng's latest innovations are two notable patents. The first is the "Motion-sensitive optical correlator using a VanderLugt Correlator," which is designed for simultaneous motion detection and background clutter suppression. This new type of optical correlator utilizes the unique properties of photorefractive crystals for moving target identification and tracking, demonstrating its utility in various surveillance and identification systems.
The second patent, "Time-multiplexed, optically-addressed, gigabit optical crossbar switch," introduces a cutting-edge approach to optical switching. Utilizing a two-dimensional, optically-addressed, reflective spatial light modulator (O-SLM), this invention drastically reduces the number of addressing lines needed for operation, enabling the potential for the development of large-scale crossbar switches, such as 100x100 configurations. With data paths entirely in the optical domain, this technology promises data speeds reaching multi-gigabit levels, showcasing Cheng's innovative contribution to optical communications.
Career Highlights
Cheng's career has been marked by significant achievements in various esteemed institutions. He has contributed to research initiatives with the United States of America as represented by the Administrator and the California Institute of Technology. His dedication to pushing the boundaries of optical technology has positioned him as a notable figure in the field.
Collaborations
Throughout his career, Cheng has collaborated with prominent researchers, including Tsuen-Hsi Liu and Tien-Hsin Chao. Working alongside talented individuals has enriched his projects and innovations, leading to advancements that benefit a broader technological landscape.
Conclusion
Li-Jen Cheng Cheng stands out as a visionary inventor with a proven track record of developing groundbreaking optical technologies. Through his patents and collaborative efforts, he continues to pave the way for innovative solutions in motion detection and data communications. His work exemplifies the spirit of invention and the impact it can have on technology and society.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.